<template>
  <div>
    <ul class="myMods">
      <li v-for="mod in myMods" :key="mod.path" :style="{ background: mod.meta.color || '#909399' }">
        <a v-if="mod.meta.type == 'link'" :href="mod.path" target="_blank">
          <el-icon><component :is="mod.meta.icon || el - icon - menu" /></el-icon>
          <p>{{ mod.meta.title }}</p>
        </a>
        <router-link v-else :to="{ path: mod.path }">
          <el-icon><component :is="mod.meta.icon || el - icon - menu" /></el-icon>
          <p>{{ mod.meta.title }}</p>
        </router-link>
      </li>
      <li class="modItem-add" @click="addMods">
        <a href="javascript:void(0)">
          <el-icon><el-icon-plus /></el-icon>
        </a>
      </li>
    </ul>

    <el-drawer title="添加应用" v-model="modsDrawer" :size="570" destroy-on-close>
      <div class="setMods">
        <h4>我的常用 ( {{ myMods.length }} )</h4>
        <draggable tag="ul" v-model="myMods" animation="200" item-key="path" group="people">
          <template #item="{ element }">
            <li
              :style="{
                background: element.meta.color || '#909399',
              }"
            >
              <el-icon><component :is="element.meta.icon" /></el-icon>
              <p>{{ element.meta.title }}</p>
            </li>
          </template>
        </draggable>
      </div>
      <div class="setMods">
        <h4>全部应用 ( {{ filterMods.length }} )</h4>
        <draggable tag="ul" v-model="filterMods" animation="200" item-key="path" :sort="false" group="people">
          <template #item="{ element }">
            <li
              :style="{
                background: element.meta.color || '#909399',
              }"
            >
              <el-icon><component :is="element.meta.icon" /></el-icon>
              <p>{{ element.meta.title }}</p>
            </li>
          </template>
        </draggable>
      </div>
      <template #footer>
        <el-button @click="modsDrawer = false">取消</el-button>
        <el-button type="primary" @click="saveMods">保存</el-button>
      </template>
    </el-drawer>
  </div>
</template>

<script setup>
import draggable from "vuedraggable";
import localStorage from "@/utils/localStorage";
import { useMenuStore } from "@/store/modules/menu";

const menuStore = useMenuStore();

const mods = [];
const myModsName = [];
const myMods = ref([]);
const filterMods = ref([]);
const modsDrawer = ref(false);

const addMods = () => {
  modsDrawer.value = true;
};

/**
 * @description 获取用户权限
 * @returns {Array}
 */
const getMods = () => {
  myModsName.value = localStorage.get("my-mods") || [];
  let menuTree = menuStore.list;
  filterMenu(menuTree);
  myMods.value = mods.filter((item) => {
    return myModsName.value.includes(item.name);
  });
  filterMods.value = mods.filter((item) => {
    return !myModsName.value.includes(item.name);
  });
};

/**
 * @description 筛选菜单
 * @param map
 */
const filterMenu = (map) => {
  map.forEach((item) => {
    if (item.meta.hidden || item.meta.type == "button") {
      return false;
    }
    if (item.meta.type == "iframe") {
      item.path = `/i/${item.name}`;
    }
    if (item.children && item.children.length > 0) {
      filterMenu(item.children);
    } else {
      mods.push(item);
    }
  });
};

/**
 * @description 保存
 */
const saveMods = () => {
  const myModsName = myMods.value.map((v) => v.name);
  localStorage.set("my-mods", myModsName);
  ElMessage.success("设置常用成功");
  modsDrawer.value = false;
};

getMods();
</script>

<style scoped>
.myMods {
  list-style: none;
  margin: -10px;
}
.myMods li {
  display: inline-block;
  width: 100px;
  height: 100px;
  vertical-align: top;
  transition: all 0.3s ease;
  margin: 10px;
  border-radius: 5px;
}
.myMods li:hover {
  opacity: 0.8;
}
.myMods li a {
  width: 100%;
  height: 100%;
  padding: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
}
.myMods li i {
  font-size: 26px;
  color: #fff;
}
.myMods li p {
  font-size: 12px;
  color: #fff;
  margin-top: 10px;
  width: 100%;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.modItem-add {
  border: 1px dashed #ddd;
  cursor: pointer;
}
.modItem-add i {
  font-size: 30px;
  color: #999 !important;
}
.modItem-add:hover,
.modItem-add:hover i {
  border-color: #409eff;
  color: #409eff !important;
}

.setMods {
  padding: 0 20px;
}
.setMods h4 {
  font-size: 14px;
  font-weight: normal;
}
.setMods ul {
  margin: 20px -5px;
  min-height: 90px;
}
.setMods li {
  display: inline-block;
  width: 80px;
  height: 80px;
  text-align: center;
  margin: 5px;
  color: #fff;
  vertical-align: top;
  padding: 4px;
  padding-top: 15px;
  cursor: move;
  border-radius: 3px;
}
.setMods li i {
  font-size: 20px;
}
.setMods li p {
  font-size: 12px;
  margin-top: 10px;
}
.setMods li.sortable-ghost {
  opacity: 0.3;
}
</style>
